Description of problem: Seeing several of these a day: Feb 24 12:37:22 berretto kernel: nepomukservices[3577] general protection ip:3970856c2e sp:7fff57aa7420 error:0 in libQtCore.so.4.4.3[3970800000+21e000] on almost all of our Fedora 10 machines. May be x86_64 only. cores are ending up in ~/Documents. Core was generated by `/usr/bin/nepomukservicestub nepomukstrigiservice'. Program terminated with signal 11, Segmentation fault. [New process 3560] #0 QThread::d_func () at thread/qthread.h:125 125 Q_DECLARE_PRIVATE(QThread) (gdb) bt #0 QThread::d_func () at thread/qthread.h:125 #1 QThread::isRunning (this=0xff70000000000f7) at thread/qthread.cpp:403 #2 0x000000000085ba26 in Nepomuk::IndexScheduler::stop (this=0xff70000000000f7) at /usr/src/debug/kdebase-runtime-4.2.0/nepomuk/services/strigi/indexscheduler.cpp:150 #3 0x0000000000859d7e in ~StrigiService (this=0xbc1400) at /usr/src/debug/kdebase-runtime-4.2.0/nepomuk/services/strigi/strigiservice.cpp:90 #4 0x000000397094fc31 in QObjectPrivate::deleteChildren (this=0xbae850) at kernel/qobject.cpp:1884 #5 0x00000039709589f7 in ~QObject (this=0xbb0410) at kernel/qobject.cpp:884 #6 0x0000000000403cc1 in ~ServiceControl (this=0xbb0410) at /usr/src/debug/kdebase-runtime-4.2.0/nepomuk/servicestub/servicecontrol.cpp:39 #7 0x000000397094fc31 in QObjectPrivate::deleteChildren (this=0xae90d0) at kernel/qobject.cpp:1884 #8 0x00000039709589f7 in ~QObject (this=0x7fff465c9390) at kernel/qobject.cpp:884 #9 0x0000003f1e78be61 in ~QApplication (this=0x7fff465c9390) at kernel/qapplication.cpp:1044 #10 0x00000000004035dc in main (argc=2, argv=0x7fff465c9738) at /usr/src/debug/kdebase-runtime-4.2.0/nepomuk/servicestub/main.cpp:149 (gdb) up #1 QThread::isRunning (this=0xff70000000000f7) at thread/qthread.cpp:403 403 Q_D(const QThread); (gdb) print QThread Cannot access memory at address 0xff70000000000f7 (gdb) up #4 0x000000397094fc31 in QObjectPrivate::deleteChildren (this=0xbae850) at kernel/qobject.cpp:1884 1884 delete currentChildBeingDeleted; (gdb) print currentChildBeingDeleted $2 = (QObject *) 0xbc1400 (gdb) print *currentChildBeingDeleted $3 = {_vptr.QObject = 0xa6b150, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x39709cc740 "QObject", data = 0x39709cc7c0, extradata = 0x0}}, d_ptr = 0xbf3ee0, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x39709d5980 "Qt", data = 0x39709d7620, extradata = 0x0}}} (gdb) print *this $4 = {<QObjectData> = {_vptr.QObjectData = 0x3970c23730, q_ptr = 0xbb0410, parent = 0x7fff465c9390, children = {{p = {static shared_null = {ref = { _q_value = 375}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0xbf4030}, d = 0xbf4030}}, isWidget = 0, pendTimer = 0, blockSig = 0, wasDeleted = 1, ownObjectName = 0, sendChildEvents = 1, receiveChildEvents = 1, inEventHandler = 0, unused = 17664, postedEvents = 0}, pendingChildInsertedEvents = {{p = { static shared_null = {ref = {_q_value = 375}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x605820}, d = 0x605820}}, threadData = 0xad7b50, currentSender = 0x0, currentChildBeingDeleted = 0xbc1400, eventFilters = {{p = {static shared_null = {ref = {_q_value = 375}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x605820}, d = 0x605820}}, extraData = 0x0, connectedSignals = 17, objectName = { static null = {<No data fields>}, static shared_null = {ref = {_q_value = 138}, alloc = 0, size = 0, data = 0x3970c26d9a, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 41}, alloc = 0, size = 0, data = 0x3970c26dba, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x3970c26d80, static codecForCStrings = 0x0}, connectionLists = 0x0, senders = {{p = { static shared_null = {ref = {_q_value = 375}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x605820}, d = 0x605820}}, deleteWatch = 0x0} Version-Release number of selected component (if applicable): kdebase-runtime-4.2.0-7.fc10.x86_64 qt-4.4.3-10.fc10.x86_64
Thank you for the bug report. This issue needs to be addressed by the upstream developers. Please submit a report at http://bugs.kde.org. You are requested to add the bugzilla link here for tracking purposes. Please make sure the bug isn't already in the upstream bug tracker before filing it.
The upstream bug report is already referenced. Closing as UPSTREAM, Rex and I are already CCed on the upstream bug so we'll track it there.